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Самый последний
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Please advise how to design a three-phase power loss detection circuit?
Three-phase circuit
January 20, 2021
by Javier
0
0
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How do the two transistors in the picture control the relay?
Triode
January 20, 2021
by Eden
0
0
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Does the dielectric constant of the dielectric affect the insulation performance?
Dielectric
January 20, 2021
by Santiago
0
0
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A drying rack is designed with 51, which requires two degrees of freedom but the single-chip pins are not enough.
51 single chip microcomputer
January 20, 2021
by Declan
0
0
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Solve the output problem of INA111AP amplifier.
Sine wave
January 20, 2021
by Margaret
0
0
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Solve the cause of oscillation in the output ripple of the non-isolated power supply.
oscillation
January 18, 2021
by Skylar
18
0
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Discussion on the circuit principle of QC3.0 fast charge output terminal.
Charging circuit
January 18, 2021
by Jocelyn
20
0
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A resistor connected in parallel on the optocoupler circuit.
SOC
January 18, 2021
by Micah
17
0
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Causes and solutions for the leakage current of the tertiary tube?
Triode
January 18, 2021
by Lydia
24
0
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When the dual power supply circuit supporting the peripheral interface is unplugged from the USB, the system loses power briefly. What is the reason?
USB
January 18, 2021
by Mark
17
0
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What role does the MOS tube in the DCDC PMIC circuit play?
DCDC
January 15, 2021
by Ralph
28
0
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Which power amplifier chip can I choose to drive an 8 ohm 10W speaker?
Waveform
January 15, 2021
by Zoie
29
0
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The 8050NPN transistor has a problem with the level of the base voltage when the IO port has a pull-up resistor.
LED
January 15, 2021
by Bonnie
26
0
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I saw a circuit in the book, but I don't quite understand what role the part in the box plays in the circuit?
Circuit design
January 15, 2021
by Kenny
27
0
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How to determine the lowest speed that can be controlled by PWM control of a DC brushed motor (with deceleration head)?
PWM
January 15, 2021
by Talon
27
0
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How to configure the STM32F030SPI port?
STM32
January 14, 2021
by Chandler
26
0
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To do a low-voltage power grid frequency detection system.
Circuit design
January 14, 2021
by Brett
27
0
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Several questions about the state of the triode.
Triode
January 14, 2021
by Sasha
31
0
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How to adjust the voltage of VGH VGL in the schematic diagram.
Voltage
January 14, 2021
by Marcos
14
0
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The signal detection is not sensitive enough, please help us to see, thank you.
Circuit design
January 14, 2021
by Emery
13
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Горячие вопросы и ответы
Solve the cause of oscillation in the output ripple of the non-isolated power supply.
[подробности]
Discussion on the circuit principle of QC3.0 fast charge output terminal.
[подробности]
A resistor connected in parallel on the optocoupler circuit.
[подробности]
Causes and solutions for the leakage current of the tertiary tube?
[подробности]
When the dual power supply circuit supporting the peripheral interface is unplugged from the USB, the system loses power briefly. What is the reason?
[подробности]
What role does the MOS tube in the DCDC PMIC circuit play?
[подробности]
Which power amplifier chip can I choose to drive an 8 ohm 10W speaker?
[подробности]
The 8050NPN transistor has a problem with the level of the base voltage when the IO port has a pull-up resistor.
[подробности]
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